toroidal-propeller

A Comparative Study of Vortex Behavior and Thrust FORCE For Innovative Toroidal Propeller DesignПодробнее

Can A Lego Boat Run With Toroidal PropellerПодробнее

Flight test of the Xpert 5-Inch Pro + with 8 toroidal propellersПодробнее

Comparison of flight noise in race mode of 8 toroidal propellers and 4 racer propellersПодробнее

The Unexpected Genius of Contra-Rotating PropellersПодробнее

15min of flight with the first 280mm racer using 8 toroidal propellers and a Hero12 on a pro gimbalПодробнее

Toroidal Prop for Lift Efoil- Review by Vasco of Efoil GCПодробнее

3D printed 9" K-K Exhaust fan with a toroidal propellerПодробнее

We have tried it all. Many propeller concepts lead to one. Scout smarter pilot.Подробнее

Toroidal boat propeller design in SolidWorksПодробнее

PROPELLER TOROIDAL FANПодробнее

First high energy efficient toroidal array rotor turbine converted river/tidal slow horizontal flowПодробнее

Military ultra low noise bomber-DRONE with non0planat toroidal prop of low RPM energy efficient propПодробнее

World patent novelty Toroidal blades of high disc ratio prop of hydro-kinetic river /tidal turbineПодробнее

🚁 Revolutionizing Drone Technology: The Acoustic Performance of Toroidal Propellers 🔊Подробнее

PATENT NOVELTY Most energy efficient non-planar toroidal prop powered cargo box-wing rotдиъиьошПодробнее

FIRST EVER toroidal props array for free flow hydro-kinetic turbine of river/ tidal power plantsПодробнее

WORLD PATENT NOVELTY First low noise toroidal prop with solid peripheral ends reduced blade tip dragПодробнее

FIRST EVER ! The best energy efficient non-planar toroidal prop at both air and water PATENT PENDINGПодробнее